DR. JULIE A MAI (M.D.) – Radiation Oncology Physician, NPI 1215990718
Radiation Oncology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
158 RADIATION ONCOLOGY in MO
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Provider Addresses for DR. JULIE A MAI (M.D.)
11475, Olde Cabin Road, Creve Coeur Executive Office Park, Creve Coeur, Saint Louis County, Missouri, 63141, United States
SUITE 200
SAINT LOUIS, MO 631417128
Phone: (314) 991-8200
Fax: (314) 991-8206
Type: Mailing
607, South New Ballas Road, Creve Coeur, Saint Louis County, Missouri, 63141, United States
SUITE T-1275
SAINT LOUIS, MO 631418222
Phone: (314) 251-6844
Fax: (314) 251-6337
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 42 Open Payments records for all available years, with a total value of $1,152.
Total Amount is formed as General ($1,152) + Research ($0) + Ownership ($0) = $1,152.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Myriad Genetic Laboratories, Inc. ($378).
Total Amount
$1,152
General + Research + Ownership
Payments
42
Total payment records
General Amount
$1,152
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2017-02-03
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20100324000179 | I | Radiation Oncology | MO | TBD |
| I20170203001804 | I | Radiation Oncology | IL | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 77014 | Ct guidance for insertion of radiation therapy fields | 500 | 98 | $0 |
| 77334 | Design and construction of complex radiation treatment device | 279 | 64 | $0 |
| 77300 | Calculation of radiation therapy dose | 225 | 57 | $0 |
| 77427 | Radiation treatment management, 5 treatment sessions | 169 | 54 | $0 |
| 77280 | Obtaining data needed to develop the optimal radiation treatment, 1 treatment area | 99 | 63 | $0 |
Insurance plans in this area (ZIP 63141)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| RADIATION ONCOLOGY | MO | 77427 | Radiation treatment management, 5 treatments | 186 | 34 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | MO | |
| Diagnostic Radiology | MO | |
| Radiation Oncology | MO | |
| Diagnostic Radiology | MO | |
| Diagnostic Radiology | IL | |
| Diagnostic Radiology | MO | |
| - | MO | |
| Nurse Practitioner | MO | |
| Diagnostic Radiology | MO | |
| Interventional Radiology, Diagnostic Radiology | MO |
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